Zyxel · Zywall · CVE-2019-12583
**Name of the Vulnerable Software and Affected Versions**
Zyxel UAG, USG, and ZyWall devices (affected versions not specified)
**Description**
The issue concerns a Missing Access Control in the "Free Time" component, allowing a remote attacker to generate guest accounts by directly accessing the account generator. This can lead to unauthorized network access or Denial of Service.
**Recommendations**
At the moment, there is no information about a newer version that contains a fix for this vulnerability.